formbook | 477ddc74e2ba9f90e99a065bd29df9304d4cfb94c80a2522d5e52b88091d0a42

General

Target

uALWGsOK8vuuevn.exe
Size

1.0MB
MD5

d76584afeaeb9111b312ca870ea94f52
SHA1

a428a457514fc6ad0426e983d646b554050e8176
SHA256

273481ccb3fe3c8f7d756a02fb9ddfcdf36a7e8a65abdc3dc66abf7546e701ef
SHA512

1166b92986d093f0a2ac189bb09c1ceec63bd229a18044c4d196b711e21e159fd178cf170db72d510e45ca2da5fdd7ffb854ba76a0d13d7790b6ba1329403ca4
SSDEEP

24576:iH8WY71q/qeY38csNmg8pGPYlv89bEzj/AT1qy21:0a1qUMLNwpl89ybGs

Score

10^/10

formbook csn6 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

csn6

Decoy

abmppo.club

a-great-dbt-cnsldtn-uk.fyi

intellidiets.com

giventt.com

mil-pay.com

endnotesg.xyz

balconygraze.xyz

cureply.online

musicmaster.digital

animevalhalla.com

nmtoinao.xyz

origotukau8.club

environmentalindustrial.com

loredanaprofumeria.com

marilynmarilynmarilyn.com

brodysinghhukpb.com

cangguavenue.com

themagicmoose.com

teamonston.com

cumthem.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Formbook family
formbook

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2516-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1316-24-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2976	powershell.exe

Deletes itself 1 IoCs

pid	Process
2260	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2116 set thread context of 2516	2116	uALWGsOK8vuuevn.exe	34
PID 2516 set thread context of 1212	2516	uALWGsOK8vuuevn.exe	21
PID 1316 set thread context of 1212	1316	netsh.exe	21

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uALWGsOK8vuuevn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2512	schtasks.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
2116	uALWGsOK8vuuevn.exe
2116	uALWGsOK8vuuevn.exe
2116	uALWGsOK8vuuevn.exe
2116	uALWGsOK8vuuevn.exe
2116	uALWGsOK8vuuevn.exe
2116	uALWGsOK8vuuevn.exe
2116	uALWGsOK8vuuevn.exe
2516	uALWGsOK8vuuevn.exe
2516	uALWGsOK8vuuevn.exe
2976	powershell.exe
1316	netsh.exe
1316	netsh.exe
1316	netsh.exe
1316	netsh.exe
1316	netsh.exe
1316	netsh.exe
1316	netsh.exe
1316	netsh.exe
1316	netsh.exe
1316	netsh.exe
1316	netsh.exe
1316	netsh.exe
1316	netsh.exe
1316	netsh.exe
1316	netsh.exe
1316	netsh.exe
1316	netsh.exe
1316	netsh.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2516	uALWGsOK8vuuevn.exe
2516	uALWGsOK8vuuevn.exe
2516	uALWGsOK8vuuevn.exe
1316	netsh.exe
1316	netsh.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2116	uALWGsOK8vuuevn.exe
Token: SeDebugPrivilege	2516	uALWGsOK8vuuevn.exe
Token: SeDebugPrivilege	2976	powershell.exe
Token: SeDebugPrivilege	1316	netsh.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2976	2116	uALWGsOK8vuuevn.exe	30
PID 2116 wrote to memory of 2976	2116	uALWGsOK8vuuevn.exe	30
PID 2116 wrote to memory of 2976	2116	uALWGsOK8vuuevn.exe	30
PID 2116 wrote to memory of 2976	2116	uALWGsOK8vuuevn.exe	30
PID 2116 wrote to memory of 2512	2116	uALWGsOK8vuuevn.exe	32
PID 2116 wrote to memory of 2512	2116	uALWGsOK8vuuevn.exe	32
PID 2116 wrote to memory of 2512	2116	uALWGsOK8vuuevn.exe	32
PID 2116 wrote to memory of 2512	2116	uALWGsOK8vuuevn.exe	32
PID 2116 wrote to memory of 2516	2116	uALWGsOK8vuuevn.exe	34
PID 2116 wrote to memory of 2516	2116	uALWGsOK8vuuevn.exe	34
PID 2116 wrote to memory of 2516	2116	uALWGsOK8vuuevn.exe	34
PID 2116 wrote to memory of 2516	2116	uALWGsOK8vuuevn.exe	34
PID 2116 wrote to memory of 2516	2116	uALWGsOK8vuuevn.exe	34
PID 2116 wrote to memory of 2516	2116	uALWGsOK8vuuevn.exe	34
PID 2116 wrote to memory of 2516	2116	uALWGsOK8vuuevn.exe	34
PID 1212 wrote to memory of 1316	1212	Explorer.EXE	35
PID 1212 wrote to memory of 1316	1212	Explorer.EXE	35
PID 1212 wrote to memory of 1316	1212	Explorer.EXE	35
PID 1212 wrote to memory of 1316	1212	Explorer.EXE	35
PID 1316 wrote to memory of 2260	1316	netsh.exe	36
PID 1316 wrote to memory of 2260	1316	netsh.exe	36
PID 1316 wrote to memory of 2260	1316	netsh.exe	36
PID 1316 wrote to memory of 2260	1316	netsh.exe	36

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1212
- C:\Users\Admin\AppData\Local\Temp\uALWGsOK8vuuevn.exe
  "C:\Users\Admin\AppData\Local\Temp\uALWGsOK8vuuevn.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2116
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vbQVvCOXFC.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2976
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vbQVvCOXFC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6603.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2512
- - C:\Users\Admin\AppData\Local\Temp\uALWGsOK8vuuevn.exe
    "C:\Users\Admin\AppData\Local\Temp\uALWGsOK8vuuevn.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2516
- C:\Windows\SysWOW64\netsh.exe
  "C:\Windows\SysWOW64\netsh.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1316
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\uALWGsOK8vuuevn.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2260

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp6603.tmp

Filesize
1KB

MD5
0a89836b33368a478ff0b27b01aff60f

SHA1
cdb3d383d28fd8befc92b5d40f1f0ec83817ca0a

SHA256
cd8fdd7210b545ecc65c29bc03df54ad53d473813afd13c24b7d1096a8b5721d

SHA512
63e513b8c67d0dc7a8972d06045a1677e218f28e2c8ec281088ba5c4201e42177da887dc761664cc7f59ccb295408dc6f52564dc9dc2b526da28a888b297449c

Download Submit
memory/1212-22-0x00000000029B0000-0x0000000002AB0000-memory.dmp

Filesize
1024KB

Download
memory/1316-24-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1316-23-0x0000000001540000-0x000000000155B000-memory.dmp

Filesize
108KB

Download
memory/2116-20-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2116-5-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2116-6-0x0000000008070000-0x0000000008196000-memory.dmp

Filesize
1.1MB

Download
memory/2116-4-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

Filesize
4KB

Download
memory/2116-0-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

Filesize
4KB

Download
memory/2116-3-0x0000000000530000-0x000000000053E000-memory.dmp

Filesize
56KB

Download
memory/2116-2-0x0000000074DC0000-0x00000000754AE000-memory.dmp

Filesize
6.9MB

Download
memory/2116-1-0x0000000001360000-0x0000000001470000-memory.dmp

Filesize
1.1MB

Download
memory/2516-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2516-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2516-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2516-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads